大约有 42,000 项符合查询结果（耗时：0.0656秒） [XML]
Difference between `data` and `newtype` in Haskell
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edited May 23 '17 at 12:26
Community♦
111 silver badge
answered May 4 '11 at 20:58
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git update-index --assume-unchanged on directory
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edited May 15 '19 at 13:07
Community♦
111 silver badge
answered Sep 5 '12 at 20:03
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How to truncate the time on a DateTime object in Python?
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390
I think this is what you're looking for...
>>> import datetime
>>> dt = dat...
Can git automatically switch between spaces and tabs?
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Marco de Jongh
4,30622 gold badges1515 silver badges2929 bronze badges
answered Feb 23 '10 at 12:32
Olivier VerdierOli...
Generating Guids in Ruby
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315
As of Ruby 1.9, uuid generation is built-in. Use the SecureRandom.uuid function.
For example...
How can you detect the version of a browser?
...code that would let me detect if the user visiting the website has Firefox 3 or 4. All I have found is code to detect the type of browser but not the version.
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How can I reference the value of a final static field in the class?
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edited Oct 23 '11 at 21:02
answered Oct 23 '11 at 20:36
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Force R to stop plotting abbreviated axis labels - e.g. 1e+00 in ggplot2
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137
I think you are looking for this:
require(ggplot2)
df <- data.frame(x=seq(1, 1e9, length.ou...
ORA-30926: unable to get a stable set of rows in the source tables
...CT distinct ta.ROWID row_id
FROM table_1 a ,table_2 b ,table_3 c
WHERE a.mbr = c.mbr
AND b.head = c.head
AND b.type_of_action <> '6') src
ON ( a.ROWID = src.row_id )
WHEN MATCHED THEN UPDATE SET in_correct = 'Y';
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